Home / 124,914.96-187,390.06-40,648.03

Finding the Fourth Proportional to 124,914.96, 187,390.06 and 40,648.03

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Solution

The fourth proportional to 124,914.96, 187,390.06 and 40,648.03 is: 60,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,914.96 : 187,390.06 = 40,648.03 : x
  2. Step 2: Convert to fraction form
    124,914.96/187,390.06 = 40,648.03/x
  3. Step 3: Cross multiply
    124,914.96x = 187,390.06 × 40,648.03
  4. Step 4: Simplify right side
    124,914.96x = 7,617,036,210.49
  5. Step 5: Solve for x
    x = 7,617,036,210.49/124,914.96
  6. Step 6: Final answer
    x = 60,977.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.